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Date:      Wed, 18 Nov 1998 20:54:15 +1100
From:      Bruce Evans <bde@zeta.org.au>
To:        current@FreeBSD.ORG, winter@jurai.net
Subject:   Re: /dev/ioport[bwl]
Message-ID:  <199811180954.UAA24723@godzilla.zeta.org.au>

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>Whats the story on the 
>
>#ifdef notyet
>...
>#endif
>
>Bits around the code implementing /dev/ioport[bwl] in
>src/sys/i386/i386/mem.c?

It should have gone away 6 years ago.

>I'd like to use /dev/io and friends (/dev/ioport[bwl] if they exist) to do
>some PIO routine prototyping for a device driver.

Opening /dev/io gives direct access to i/o instructions.  This is much
easier and just as (in)secure as /dev/ioport would be.  Drivers should
probably be prototyped using modules.

Bruce

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